The Cat-Back systems are designed as direct replacements for the original exhaust, offering improved sound and aesthetics. Multiple configurations are available, allowing the owner to select the desired exhaust volume and tone. All products are manufactured from 304L aircraft grade stainless steel, ensuring durability in harsh conditions. Performance exhaust systems are available for a wide range of vehicles. All products are made in the UK and distributed to over 90 countries. - Direct replacement for the original exhaust system - Available in multiple configurations for sound and tone customization - Manufactured from 304L aircraft grade stainless steel - Made in the UK and distributed worldwide Specifications: - Pipe Diameter: 76.20 - Race Product: No - EMarked: No Kit comes with: - F5133: Adapter Pipe 76.2 O.D. to 62.3 I.D. 110 long - MSBM225: Flexible Connecting Pipe - MSBM225 - MSBM226: Centre Silencer - MSBM226 - MSBM250: Mounting Bracket - MSBM250 - MSBM251: Rear Silencer - MSBM251 - MSBM252: Outlet Pipe (including Active Exhaust Valve) - MSBM252 - MSTIP197: Cerakote Black GT (round) 76 Exhaust Tip - MSTIP197 Vehicle Compatibility: - 2014-2016 BMW 4 Series F32 428i Coupe (Manual Gearbox, without Tow Bar, None xDrive, N20 Engine Only)